M 5.2 earthquake: Indian Ocean (Antarctica) — September 21, 2004

M 5.2 earthquake: Indian Ocean (Antarctica) — September 21, 2004. Epicenter 1953 km NW of Showa Station, depth 10 km, 04:47 Local (2004-09-21 02:47 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1953 km NW, Antarctica) — -53.185, 23.463

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